(19)

(11)

EP 2 064 691 A1

(12)

(43) Date of publication: 03.06.2009 Bulletin 2009/23 (21) Application number: 07803723.1 (22) Date of filing: 29.08.2007

(51) International Patent Classification (IPC):  G09F 3/20(2006.01) G06F 3/147(2006.01) (86) International application number: PCT/FI2007/050460 (87) International publication number: WO 2008/025879 (06.03.2008 Gazette 2008/10)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK RS (30) Priority: 01.09.2006 FI 20065549 (71) Applicant: UPM-Kymmene Corporation 00130 Helsinki (FI)	(72) Inventors: ENARVI, Jukka 33210 Tampere (FI) LIIMATAINEN, Janne 33700 Tampere (FI) (74) Representative: Laine, Terho Tapio et al Heinänen Oy Patent Agency Airport Plaza Äyritie 8 D 01510 Vantaa 01510 Vantaa (FI)